You can sign up by visiting the Civil Defense portal https://salamah.998.gov.sa, then select the type of registration (three types):
• Register as a Salamah license applicant (those wanting to issue civil defense licenses for their facilities).
• Register as a safety or elevator company (companies that undertake the implementation and installation of safety requirements for facilities).
• Register as an engineering or technical services offices (offices that issue technical reports for some low-medium risk activities, which are licensed directly by the Civil Defense).